package com.example.model.mapper;
import org.apache.ibatis.annotations.*;
import com.example.model.pojo.User;

@Mapper
public interface UserMapper {

    @Select("select * from user where id = #{id}")
    public User findById(Integer id);
    //根据用户名查询用户
    @Select("select * from user where username=#{username}")
    User findByUserName(String username);
    //添加
    //多个参数下记得加param
    //还有参数校验
    @Insert("insert into user(username,password,create_time,update_time) values(#{username},#{password},now(),now())")
    void add(@Param("username") String username, @Param("password") String password);

    @Update("update user set nickname=#{nickname},email=#{email},update_time=#{updateTime} where id=#{id}")
    void update(User user);

    @Update("update user set user_pic=#{avatarUrl},update_time=now() where id=#{id}")
    void updateAvatar(@Param("avatarUrl") String avatarUrl,@Param("id")Integer id);

    @Update("update user set password=#{password}, update_time=now() where id=#{id}")
    void updatePwd(@Param("password")String password, @Param("id")Integer id);
}
